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Festo
548509
Round cylinder DSNU-2 1/2"- -PPV-S2
Manufactured by Festo, part number 548509 is a double-acting industrial component featuring a 2 1/2" piston diameter, a 5/8-18 UNF-2A male piston rod thread, and a stroke range of 0.04 to 20". Built upon the ISO 6431 standard with a piston and piston rod design structure, this unit includes adjustable pneumatic cushioning at both ends (PPV), a cushioning length of 0.83", and operates within a working pressure of 1 to 10 bar using compressed air in accordance with ISO 8573-1:2010 [7:4:4]. It accommodates any assembly position, handles an ambient temperature range of -4 to 176 °F, features a through piston rod variant, and provides a corrosion resistance classification of CRC 2 along with VDMA24364-B1/B2-L PWIS conformity. Submit the exact part number, quantity, and application requirements to request a quote.
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Request a Quote- Manufacturer
- Festo
- Part number
- 548509
- Data verification
- Manufacturer evidence reviewed
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Exact part-number verificationTechnical properties are matched to 548509.
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Verified configuration
Technical Specifications
- Stroke
- 0.04 ... 20 "
- Piston diameter
- 2 1/2"
- Piston rod thread
- 5/8-18 UNF-2A
- Based on the standard
- ISO 6431
- Cushioning
- PPV: Pneumatic cushioning adjustable at both ends
- Assembly position
- Any
- Piston-rod end
- Male thread
- Design structure
- Piston | Piston rod
- Position detection
- No
- Variants
- Through piston rod
- Operating pressure MPa
- 0.1 ... 1 MPa
- Working pressure
- 1 ... 10 bar
- Mode of operation
- double-acting
- Operating medium
- Compressed air in accordance with ISO8573-1:2010 [7:4:4]
- Note on operating and pilot medium
- Lubricated operation possible (subsequently required for further | operation)
- Corrosion resistance classification CRC
- 2 - Moderate corrosion stress
- PWIS conformity
- VDMA24364-B1/B2-L
- Ambient temperature
- -4 ... 176 °F
- Impact energy in end positions
- 0.9588 ft-lbf
- Cushioning length
- 0.83 "
- Theoretical force at 0.6 MPa (6 bar, 87 psi), retracting
- 336.38 lbf
- Theoretical force at 0.6 MPa (6 bar, 87 psi), advance
- 374.06 lbf
- Moving mass with 0 mm stroke
- 16.191 oz
- Additional weight per 10 mm stroke
- 0.882 oz
- Mounting type
- with accessories
- Pneumatic connection
- 3/8 NPT
- Materials note
- Conforms to RoHS
- Material cover
- Wrought Aluminum alloy
- Material seals
- NBR | TPE-U(PU)
- Material piston rod
- High alloy steel, non-corrosive
- Material cylinder barrel
- High alloy steel, non-corrosive
Engineering context
Identification and RFQ Guidance
What to include in your RFQ
Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.
Technical verification
Our sourcing response is prepared against Festo 548509. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.